\( \frac{7!}{2!\cdot5!}+\frac{8!}{2!\cdot6!} \) का मान क्या है?
What is the value of \( \frac{7!}{2!\cdot5!}+\frac{8!}{2!\cdot6!} \)?
Explanation opens after your attempt
B. (49)
Concept
The first term is (21) and the second is (28), so the sum is (49). Recognize small combination values quickly.
Why this answer is correct
The correct answer is B. (49). The first term is (21) and the second is (28), so the sum is (49). Recognize small combination values quickly.
Exam Tip
पहला पद (21) और दूसरा (28), इसलिए योग (49) है। छोटे संयोजन मानों को तेज़ी से पहचानें।
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